It is impossible to know the meaning of every word.

不可能知道每个单词的意思。

He thinks it is impossible to find the missing key.

他认为找到失踪的钥匙是不可能的。

It is impossible to finish this project in one day.

在一天内完成这个项目是不可能的。

Many people dream of immortality, but it is impossible.

很多人梦想着长生不老，但这是不可能的。

He dreams of being immortal, but knows it is impossible.

他梦想着永生，但知道这是不可能的。

They said it is impossible to find water in the desert.

他们说在沙漠中找到水源是不可能的。

They are right, it is impossible to judge a man's heart from his face.

他们说得对，知人知面不知心。

She looks very friendly, but it is impossible to judge a man's heart from his face.

她看起来很友善，但知人知面不知心。

We should be careful because it is impossible to judge a man's heart from his face.

我们应该小心，因为知人知面不知心。

You think he is a good person, but it is impossible to judge a man's heart from his face.

你以为他是个好人，但知人知面不知心。